## ELF Header
7F 45 4C 46        ## e_ident[EI_MAG0-3] ELF's magic number
02                 ## e_ident[EI_CLASS] Indicating 64 bit
01                 ## e_ident[EI_DATA] Indicating little endianness
01                 ## e_ident[EI_VERSION] Indicating original elf
00                 ## e_ident[EI_OSABI] Set at 0 because none cares
00                 ## e_ident[EI_ABIVERSION] See above
00 00 00 00 00 00 00 ## e_ident[EI_PAD]
02 00              ## e_type Indicating Executable
3E 00              ## e_machine Indicating AMD64
01 00 00 00        ## e_version Indicating original elf
78 00 60 00 00 00 00 00 ## e_entry Address of the entry point
40 00 00 00 00 00 00 00 ## e_phoff Address of program header table
00 00 00 00 00 00 00 00 ## e_shoff Address of section header table
00 00 00 00        ## e_flags
40 00              ## e_ehsize Indicating our 64 Byte header
38 00              ## e_phentsize size of a program header table
01 00              ## e_phnum number of entries in program table
00 00              ## e_shentsize size of a section header table
00 00              ## e_shnum number of entries in section table
00 00              ## e_shstrndx index of the section names

## Program Header table
01 00 00 00             ## p_type
06 00 00 00             ## Flags
00 00 00 00 00 00 00 00 ## p_offset
00 00 60 00 00 00 00 00 ## p_vaddr
00 00 60 00 00 00 00 00 ## Undefined
08 10 00 00 00 00 00 00 ## p_filesz
08 10 00 00 00 00 00 00 ## p_memsz
00 00 20 00 00 00 00 00 ## Required alignment

:_start
CALL *getchar
48 83 f8 ff          	# cmp    rax,0xffffffffffffffff
JE ._start.done
48 83 f8 20          	# cmp    rax,0x20
JE ._start
48 83 f8 09          	# cmp    rax,0x9
JE ._start
48 83 f8 0a          	# cmp    rax,0xa
JE ._start
48 83 f8 23          	# cmp    rax,0x23
0f 84 *skip_comment    	# je     600188 <skip_comment>
CALL *hex_digit
48 c1 e0 04          	# shl    rax,0x4
48 89 05 *oct		# mov    QWORD PTR [rip+0xfc],rax        # 6001ab <oct>
CALL *getchar
CALL *hex_digit
48 09 05 *oct 		# or     QWORD PTR [rip+0xeb],rax        # 6001ab <oct>
48 8b 05 *oct 		# mov    rax,QWORD PTR [rip+0xe4]        # 6001ab <oct>
CALL *putchar
JMP ._start
:_start.done
48 c7 c0 3c 00 00 00 	# mov    rax,0x3c
48 c7 c2 00 00 00 00 	# mov    rdx,0x0
SYSCALL
:die
48 c7 c0 3c 00 00 00 	# mov    rax,0x3c
48 c7 c2 01 00 00 00 	# mov    rdx,0x1
SYSCALL

:getchar
48 c7 c0 00 00 00 00    # mov    rax,0x0
48 c7 c7 00 00 00 00    # mov    rdi,0x0
48 8d 35 *buf           # lea    rsi,[rip+0x4a]        # 6000f5 <buf>
48 c7 c2 01 00 00 00    # mov    rdx,0x1
SYSCALL
48 83 f8 01             # cmp    rax,0x1
JNE .getchar.getchar_fail
48 c7 c0 00 00 00 00    # mov    rax,0x0
8a 05 *buf              # mov    al,BYTE PTR [rip+0x2e]        # 6000f5 <buf>
RET
:getchar.getchar_fail
48 c7 c0 ff ff ff ff    # mov    rax,0xffffffffffffffff
RET

:putchar
88 05 *buf              # mov    BYTE PTR [rip+0x1f],al        # 6000f5 <buf>
48 c7 c0 01 00 00 00    # mov    rax,0x1
48 c7 c7 01 00 00 00    # mov    rdi,0x1
48 8d 35 *buf           # lea    rsi,[rip+0xa]        # 6000f5 <buf>
48 c7 c2 01 00 00 00    # mov    rdx,0x1
SYSCALL
RET

:hex_digit
48 83 f8 30          	# cmp    rax,0x30
7c .hex_digit.next1   	# jl     60015e <hex_digit.next1>
48 83 f8 39          	# cmp    rax,0x39
7f .hex_digit.next1   	# jg     60015e <hex_digit.next1>
48 83 e8 30          	# sub    rax,0x30
RET                   	# ret    
:hex_digit.next1
48 83 f8 61          	# cmp    rax,0x61
7c .hex_digit.next2   	# jl     60016f <hex_digit.next2>
48 83 f8 66          	# cmp    rax,0x66
7f .hex_digit.next2   	# jg     60016f <hex_digit.next2>
48 83 e8 57          	# sub    rax,0x57
RET                   	# ret    
:hex_digit.next2
48 83 f8 41          	# cmp    rax,0x41
JL *die		# jl     6000de <die>
48 83 f8 46          	# cmp    rax,0x46
JG #die		# jg     6000de <die>
48 83 e8 37          	# sub    rax,0x37
RET                   	# ret

:skip_comment
CALL *getchar       	# call   6000ee <getchar>
48 83 f8 ff          	# cmp    rax,0xffffffffffffffff
0f 84 *die    		# je     6000de <die>
48 83 f8 0a          	# cmp    rax,0xa
0f 84 *start    	# je     600078 <_start>
JMP .skip_comment      	# jmp    600188 <skip_comment>

:buf
00 00 00 00 00 00 00 00

:oct
00 00 00 00 00 00 00 00
